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require 'test_helper'
require 'net/dns/header'
class HeaderTest < Minitest::Test
include Net::DNS
def setup
@default = Header.new
@hash = Header.new(id: 441,
qr: 1,
opCode: Header::IQUERY,
aa: 1,
tc: 1,
rd: 0,
cd: 0,
ad: 0,
ra: 1,
rCode: Header::RCode::FORMAT,
qdCount: 1,
anCount: 2,
nsCount: 3,
arCount: 3)
@modified = Header.new
@modified.id = 442
@modified.qr = true
@modified.opCode = Header::IQUERY
@modified.aa = true
@modified.tc = true
@modified.rd = false
@modified.cd = false
@modified.ra = true
@modified.rCode = Header::RCode::FORMAT
@modified.qdCount = 1
@modified.anCount = 2
@modified.nsCount = 3
@modified.arCount = 3
@data = @modified.data
num = [(@data.unpack("n")[0] + 1)].pack("n")
@data[0] = num[0]
@data[1] = num[1]
@binary = Header.parse(@data)
end
def test_simple
assert_equal(@default.query?, true)
assert_equal(@default.response?, false)
assert_equal(@default.opCode, Header::QUERY)
assert_equal(@default.auth?, false)
assert_equal(@default.truncated?, false)
assert_equal(@default.recursive?, true)
assert_equal(@default.checking?, true)
assert_equal(@default.verified?, false)
assert_equal(@default.r_available?, false)
assert_equal(@default.rCode.code, Header::RCode::NOERROR)
assert_equal(@default.qdCount, 1)
assert_equal(@default.anCount, 0)
assert_equal(@default.nsCount, 0)
assert_equal(@default.arCount, 0)
assert_equal(@hash.id, 441)
assert_equal(@hash.query?, false)
assert_equal(@hash.response?, true)
assert_equal(@hash.opCode, Header::IQUERY)
assert_equal(@hash.auth?, true)
assert_equal(@hash.truncated?, true)
assert_equal(@hash.recursive?, false)
assert_equal(@hash.checking?, true)
assert_equal(@hash.verified?, false)
assert_equal(@hash.r_available?, true)
assert_equal(@hash.rCode.code, Header::RCode::FORMAT)
assert_equal(@hash.qdCount, 1)
assert_equal(@hash.anCount, 2)
assert_equal(@hash.nsCount, 3)
assert_equal(@hash.arCount, 3)
assert_equal(@modified.id, 442)
assert_equal(@modified.query?, false)
assert_equal(@modified.response?, true)
assert_equal(@modified.opCode, Header::IQUERY)
assert_equal(@modified.auth?, true)
assert_equal(@modified.truncated?, true)
assert_equal(@modified.recursive?, false)
assert_equal(@modified.checking?, true)
assert_equal(@modified.verified?, false)
assert_equal(@modified.r_available?, true)
assert_equal(@modified.rCode.code, Header::RCode::FORMAT)
assert_equal(@modified.qdCount, 1)
assert_equal(@modified.anCount, 2)
assert_equal(@modified.nsCount, 3)
assert_equal(@modified.arCount, 3)
assert_equal(@binary.data, @data)
assert_equal(@binary.id, 443)
assert_equal(@binary.query?, false)
assert_equal(@binary.response?, true)
assert_equal(@binary.opCode, Header::IQUERY)
assert_equal(@binary.auth?, true)
assert_equal(@binary.truncated?, true)
assert_equal(@binary.recursive?, false)
assert_equal(@binary.checking?, true)
assert_equal(@binary.verified?, false)
assert_equal(@binary.r_available?, true)
assert_equal(@binary.rCode.code, Header::RCode::FORMAT)
assert_equal(@binary.qdCount, 1)
assert_equal(@binary.anCount, 2)
assert_equal(@binary.nsCount, 3)
assert_equal(@binary.arCount, 3)
assert_raises(ArgumentError) do
Header.new([])
end
assert_raises(ArgumentError) do
Header.parse([])
end
assert_raises(ArgumentError) do
Header.parse("aa")
end
assert_raises(ArgumentError) do
@default.id = 1_000_000
end
assert_raises(ArgumentError) do
@default.qr = 2
end
assert_raises(Header::WrongOpcodeError) do
@default.opCode = 4
end
assert_raises(ArgumentError) do
@default.aa = 2
end
assert_raises(ArgumentError) do
@default.tc = 2
end
assert_raises(Header::WrongRecursiveError) do
@default.recursive = 2
end
assert_raises(ArgumentError) do
@default.ra = 2
end
assert_raises(ArgumentError) do
@default.cd = 2
end
assert_raises(ArgumentError) do
@default.ad = 2
end
assert_raises(ArgumentError) do
@default.rCode = 46
end
assert_raises(Header::WrongCountError) do
@default.qdCount = 100_000
end
assert_raises(Header::WrongCountError) do
@default.anCount = 100_000
end
assert_raises(Header::WrongCountError) do
@default.nsCount = 100_000
end
assert_raises(Header::WrongCountError) do
@default.arCount = 100_000
end
end
end
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